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PRODUCT DATA of 380.0
Material380.0
General InformationTypical data for as cast condition
Chemical CompositionAl-8.5Si-3.5Cu-<2Fe-<3Zn
EXPERIENCE IN PRACTICE
Development StatusCommercial Product
Equivalent DesignationsUNS A03800; ISO R164 AlSi8Cu3Fe; 380.0-F
PHYSICAL PROPERTIES
Crystal StructureFace centered cubic (fcc)
Specific Gravity2.76
Magnetic PropertiesNonmagnetic
ELASTIC PROPERTIES
Tensile Modulus71 GPa
Shear Modulus26.5 GPa
Poisson Ratio0.33
ELECTRICAL PROPERTIES
Electrical Volume Resistivity6.4e-8 ohm.m
THERMAL PROPERTIES
Temperature Range217 °C(maximum)
Thermal Conductivity109 W/m.K
Thermal Expansion Coefficient21.2 μstrain/°C
Melting Range538 to 593 °C
Specific Heat0.963 J/g.K
RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY
General Corrosion StatusRequires specific corrosion protection
Stress Corrosion StatusHigh Resistance to SCC: Table 1
High resistance to SCC in as cast condition
FLUID SYSTEMS COMPATIBILITY
Gaseous Oxygen (GOX)Meets the mechanical impact requirements. No batch test required.
Liquid Oxygen (LOX)Meets the mechanical impact requirements. No batch test required.
Nitrogen Tetroxide (N2O4)SCC susceptibility is low and no fluid decomposition
Hydrazine (HDZE)SCC susceptibility is low and no fluid decomposition